TW200830233A - Data converting device, data conversion method, and computer program - Google Patents

Data converting device, data conversion method, and computer program Download PDF

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Publication number
TW200830233A
TW200830233A TW096131712A TW96131712A TW200830233A TW 200830233 A TW200830233 A TW 200830233A TW 096131712 A TW096131712 A TW 096131712A TW 96131712 A TW96131712 A TW 96131712A TW 200830233 A TW200830233 A TW 200830233A
Authority
TW
Taiwan
Prior art keywords
conversion
data
nonlinear
linear
matrix
Prior art date
Application number
TW096131712A
Other languages
English (en)
Chinese (zh)
Other versions
TWI343551B (enExample
Inventor
Kyoji Shibutani
Taizo Shirai
Toru Akishita
Shiho Moriai
Original Assignee
Sony Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of TW200830233A publication Critical patent/TW200830233A/zh
Application granted granted Critical
Publication of TWI343551B publication Critical patent/TWI343551B/zh

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
    • H04L9/0631—Substitution permutation network [SPN], i.e. cipher composed of a number of stages or rounds each involving linear and nonlinear transformations, e.g. AES algorithms
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C1/00—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/002—Countermeasures against attacks on cryptographic mechanisms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
    • H04L9/0625—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation with splitting of the data block into left and right halves, e.g. Feistel based algorithms, DES, FEAL, IDEA or KASUMI

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Storage Device Security (AREA)
TW096131712A 2006-09-01 2007-08-27 Data converting device, data conversion method, and computer program TW200830233A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006238227A JP2008058830A (ja) 2006-09-01 2006-09-01 データ変換装置、およびデータ変換方法、並びにコンピュータ・プログラム

Publications (2)

Publication Number Publication Date
TW200830233A true TW200830233A (en) 2008-07-16
TWI343551B TWI343551B (enExample) 2011-06-11

Family

ID=39135906

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096131712A TW200830233A (en) 2006-09-01 2007-08-27 Data converting device, data conversion method, and computer program

Country Status (6)

Country Link
US (1) US8787568B2 (enExample)
EP (1) EP2058783A4 (enExample)
JP (1) JP2008058830A (enExample)
CN (2) CN102594546B (enExample)
TW (1) TW200830233A (enExample)
WO (1) WO2008026624A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI456542B (zh) * 2010-12-09 2014-10-11 Sony Corp 密碼處理裝置、密碼處理方法及程式
TWI552121B (zh) * 2011-03-28 2016-10-01 Sony Corp A cryptographic processing device, a cryptographic processing method and a program
TWI595460B (zh) * 2011-03-28 2017-08-11 Sony Corp Data processing device, information processing device, data processing method and program

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JP4561252B2 (ja) * 2004-09-03 2010-10-13 ソニー株式会社 暗号処理装置、および暗号処理方法、並びにコンピュータ・プログラム
JP4882598B2 (ja) * 2006-07-28 2012-02-22 ソニー株式会社 暗号処理装置、暗号処理アルゴリズム構築方法、および暗号処理方法、並びにコンピュータ・プログラム
JP2010044251A (ja) * 2008-08-13 2010-02-25 Hitachi Ltd ハッシュ値生成装置、プログラム及びハッシュ値生成方法
US8363828B2 (en) * 2009-02-09 2013-01-29 Intel Corporation Diffusion and cryptographic-related operations
WO2011036745A1 (ja) * 2009-09-24 2011-03-31 株式会社東芝 鍵スケジュール装置および方法
KR101646705B1 (ko) * 2009-12-01 2016-08-09 삼성전자주식회사 에스-박스를 구현한 암호화 장치
CN101848081A (zh) * 2010-06-11 2010-09-29 中国科学院软件研究所 一种s盒构造方法及s盒
US8675865B2 (en) * 2010-09-24 2014-03-18 Intel Corporation Method and apparatus for a high bandwidth stream cipher
US20120079462A1 (en) * 2010-09-24 2012-03-29 SoftKrypt LLC Systems and methods of source software code obfuscation
CN101951314B (zh) * 2010-10-12 2012-06-20 北京航空航天大学 对称密码加密中s-盒的设计方法
FR2966953B1 (fr) * 2010-11-02 2015-08-28 St Microelectronics Rousset Procede de contremesure cryptographique par derivation d'une donnee secrete
CN102006161B (zh) * 2010-12-02 2012-06-27 北京航空航天大学 一种对称密钥加密的非线性变换方法及其实现装置
JP5481455B2 (ja) * 2011-09-27 2014-04-23 株式会社東芝 暗号処理装置
US10142099B2 (en) 2013-01-11 2018-11-27 Qualcomm Incorporated Method and apparatus for a computable, large, variable and secure substitution box
JP2014240921A (ja) * 2013-06-12 2014-12-25 株式会社東芝 暗号装置、暗号処理方法及び暗号処理プログラム
US20180024813A1 (en) * 2015-02-19 2018-01-25 Mitsubishi Electric Corporation Pseudo-random number generation device and computer readable medium
EP3289579B1 (en) * 2015-04-30 2021-03-10 Koninklijke Philips N.V. Cryptographic device for calculating a block cipher
US11038668B2 (en) * 2015-05-17 2021-06-15 Gideon Samid Transposition encryption alphabet method (TEAM)
US10608814B2 (en) * 2015-05-17 2020-03-31 Gideon Samid Equivoe-T: Transposition equivocation cryptography
CN107425963B (zh) * 2017-05-09 2024-08-20 谢新勇 一种密码墙的构建方法及系统
CN107707343B (zh) * 2017-11-08 2020-10-16 贵州大学 加解密一致的sp网络结构轻量级分组密码实现方法
US11764940B2 (en) 2019-01-10 2023-09-19 Duality Technologies, Inc. Secure search of secret data in a semi-trusted environment using homomorphic encryption
WO2020229436A1 (en) * 2019-05-13 2020-11-19 Pii Guard Aps A computer-implemented method of performing feistel-network-based block-cipher encryption of plaintext
US20230297693A1 (en) * 2020-09-02 2023-09-21 Nec Corporation Information processing apparatus, information processing method, and non-transitory computer readable medium storing program
JP7622834B2 (ja) 2021-05-31 2025-01-28 日本電信電話株式会社 暗号装置、方法、及びプログラム

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JP2927079B2 (ja) 1991-10-02 1999-07-28 松下電器産業株式会社 データ暗号化方法およびデータ暗号化装置
US5838794A (en) * 1996-01-11 1998-11-17 Teledyne Electronic Technologies Method and apparatus for inter-round mixing in iterated block substitution systems
JP3782210B2 (ja) * 1997-06-30 2006-06-07 日本電信電話株式会社 暗号装置
EP1052611B9 (en) * 1998-01-27 2007-02-14 Nippon Telegraph and Telephone Corporation Data converter and recording medium on which program for executing data conversion is recorded
SI20498A (sl) * 1998-02-24 2001-08-31 Otkrytoe Aktsionernoe Obschestvo "Moskovskaya Gorodskaya Postopek blokovnega šifriranja zaupnih podatkov
JP3499810B2 (ja) * 2000-03-06 2004-02-23 株式会社東芝 暗号化装置、暗号化方法及び暗号化装置としてコンピュータを機能させるためのプログラムを記録したコンピュータ読取り可能な記録媒体並びに復号装置、復号方法及び復号装置としてコンピュータを機能させるためのプログラムを記録したコンピュータ読取り可能な記録媒体
CN1734527B (zh) * 2000-03-09 2011-04-06 三菱电机株式会社 数据变换装置和数据变换方法
JP4828082B2 (ja) * 2000-07-04 2011-11-30 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 対称キー暗号用の置換ボックス
JP2003098959A (ja) * 2001-09-21 2003-04-04 Toshiba Corp 暗号処理装置
EP1480371A1 (en) 2003-05-23 2004-11-24 Mediacrypt AG Device and method for encrypting and decrypting a block of data
JP4622222B2 (ja) * 2003-09-30 2011-02-02 ソニー株式会社 暗号処理装置、および暗号処理方法、並びにコンピュータ・プログラム
JP4561252B2 (ja) 2004-09-03 2010-10-13 ソニー株式会社 暗号処理装置、および暗号処理方法、並びにコンピュータ・プログラム

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI456542B (zh) * 2010-12-09 2014-10-11 Sony Corp 密碼處理裝置、密碼處理方法及程式
TWI552121B (zh) * 2011-03-28 2016-10-01 Sony Corp A cryptographic processing device, a cryptographic processing method and a program
TWI595460B (zh) * 2011-03-28 2017-08-11 Sony Corp Data processing device, information processing device, data processing method and program

Also Published As

Publication number Publication date
CN101512618A (zh) 2009-08-19
JP2008058830A (ja) 2008-03-13
TWI343551B (enExample) 2011-06-11
EP2058783A1 (en) 2009-05-13
EP2058783A4 (en) 2017-04-19
WO2008026624A1 (fr) 2008-03-06
CN102594546A (zh) 2012-07-18
US20100002872A1 (en) 2010-01-07
CN102594546B (zh) 2015-04-22
CN101512618B (zh) 2012-12-05
US8787568B2 (en) 2014-07-22

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